Ruling · Rāma Navamī (Rāma Jayantī) · 2013

Friday 19 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 68 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Friday 19 April

Taken. The only midday Navamī reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

48 of 48 minutes covered

Midday of Saturday 20 April

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

0 of 48 minutes covered

Navamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Navamī runs from 09:25 on Fri 19 Apr to 10:45 on Sat 20 Apr.

    2013-04-19T01:24:55Z → 2013-04-20T02:45:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:54–12:42 on the 19th, 11:53–12:41 on the 20th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 4104 s

  5. 05

    Ruling

    Rāma Navamī, Baoding, 2013: Friday 19 April.

    confidence: determinate

Say it like this

In Baoding, Rāma Navamī 2013 falls on Friday 19 April. Navamī runs from 09:25 on Fri 19 Apr to 10:45 on Sat 20 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2013/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 19 Apr
Ahargaṇa, classicalDisc centre, no refractionFri 19 Apr
compat-drikpanchangComparison profileFri 19 Apr
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/rama-navami · ruleset 2026.3-draft

Month
Caitra, amānta
Pakṣa · aṅga
Śukla · Navamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102. The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceNavamīMadhyāhna 19thCoveredMadhyāhna 20thCoveredRuled
Los Angeles18:25 → 19:4512:2848 min12:280 min19 Apr
Chicago20:25 → 21:4512:2648 min12:260 min19 Apr
Jersey City21:25 → 22:4512:3248 min12:310 min19 Apr
Port of Spain21:25 → 22:4511:4148 min11:410 min19 Apr
London02:25 → 03:4512:3648 min12:360 min19 Apr
Durban03:25 → 04:4511:3148 min11:310 min19 Apr
Dubai05:25 → 06:4511:5448 min11:540 min19 Apr
Delhi06:55 → 08:1511:5648 min11:560 min19 Apr
Kolkata06:55 → 08:1511:1248 min11:120 min19 Apr
Singapore09:25 → 10:4512:4048 min12:400 min19 Apr
Sydney11:25 → 12:4511:3048 min11:3048 min19 Apr
Suva13:25 → 14:4511:410 min11:4148 min20 Apr
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rama-navami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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